Home › Authors › Céline Ehrwein Nihan 👤 Céline Ehrwein Nihan 3 books Books by Céline Ehrwein Nihan Ubiquitous Computing in the Wo Ubiquitous Computing in the Workplace 2015 Le courage et la grâce Le courage et la grâce 2013 Widerspruch 62 Widerspruch 62 2013